Find the range of the function f(x)=cos2(x)+sin(x)+1f(x) = \cos^2(x) + \sin(x) + 1f(x)=cos2(x)+sin(x)+1.
[0,2.25][0, 2.25][0,2.25]
[1,3][1, 3][1,3]
[0.75,2.25][0.75, 2.25][0.75,2.25]
[0,3][0, 3][0,3]